Drawing device for mathematical modeling

Abstract

The drawing device comprises a base, the inner side of the base is fixedly connected with a first motor, the upper side of the first motor is fixedly connected with a lifting screw, the outer side of the lifting screw is in threaded connection with a lifting block, and the right side of the lifting block is movably connected with a drawing board. By arranging the lifting screw rod and the rotating rod, the lifting screw rod drives the drawing board to adjust the height up and down, and the rotating rod drives the drawing board to incline front and back, so that the angle of the drawing board can be adjusted conveniently, the phenomenon that the device is inconvenient to use due to difficult adjustment is avoided, and the adjustability of the device is improved; according to the mathematical modeling and drawing device, the clamping plates on the two sides can be driven to rotate, so that a drawing is clamped and loosened through the clamping plates, a user can replace the drawing conveniently, the use convenience of the device is improved, and the problems that an existing mathematical modeling and drawing device is tedious in drawing fixing and inconvenient to adjust are solved.

Description

Technical Field

[0001] The utility model relates to the technical field of mathematical modeling devices, in particular to a drawing device for mathematical modeling. Background Art

[0002] A mathematical model is a simulation that uses mathematical symbols, mathematical formulas, programs, graphics, etc. to abstractly and concisely depict the essential attributes of an actual subject. It can explain certain objective phenomena, predict future development laws, or provide the best strategy or better strategy in a certain sense for controlling the development of a certain phenomenon. Drawing devices are usually required for mathematical modeling.

[0003] When the existing mathematical modeling drawing device fixes the drawing, it is necessary to fix the four corners of the drawing one by one by turning the limit button. The fixing method is too cumbersome, and the height and angle of the existing mathematical modeling drawing device are relatively fixed, making it difficult to adjust the angle and height according to the user's needs, resulting in inconvenience for the user and reducing the practicality of the device. Therefore, it is necessary to design and modify the mathematical modeling drawing device to solve the problem that it is cumbersome to fix the drawing and inconvenient to adjust. Utility Model Content

[0004] In order to solve the problems raised in the above background technology, the purpose of the utility model is to provide a drawing device for mathematical modeling.

[0005] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a drawing device for mathematical modeling, comprising a base, a first motor is fixedly connected to the inner side of the base, a lifting screw is fixedly connected to the upper side of the first motor, a lifting block is threadedly connected to the outer side of the lifting screw, a drawing board is movably connected to the right side of the lifting block, a second motor is fixedly connected to the inner side of the base, a rotating rod is fixedly connected to the upper side of the second motor, a hollow block is movably connected to the outer side of the rotating rod, a first bevel gear is movably connected to the inner side of the hollow block, a second bevel gear is meshed with the left side of the first bevel gear, the second bevel gear and the hollow block are movably connected, the second bevel gear and the drawing board are fixedly connected, an adjusting screw is threadedly connected to the inner side of the drawing board, a synchronous plate is movably connected to the outer side of the adjusting screw, a tooth plate is fixedly connected to the side of the synchronous plate away from each other, a spur gear is meshed with the side of the tooth plate away from each other, a clamping plate is fixedly connected to the lower side of the spur gear, a fixed block is fixedly connected to the front side of the drawing board, and the fixed block and the clamping plate are movably connected.

[0006] As a preferred embodiment of the utility model, a clamping groove is provided on the inner side of the rotating rod, a clamping block is fixedly connected to the inner side of the first bevel gear, and the clamping block and the clamping groove are movably connected.

[0007] As a preferred embodiment of the utility model, a first limit plate is fixedly connected to the upper side of the lifting screw and the rotating rod, and a second limit plate is fixedly connected to the front and rear sides of the adjusting screw.

[0008] As a preferred embodiment of the utility model, a universal wheel is fixedly connected to the lower side of the base, a movable groove is opened on the surface of the base, a movable rod is threadedly connected to the inner side of the movable groove, and a friction block is movably connected to the lower side of the movable rod.

[0009] As a preferred embodiment of the utility model, an adjustment plate is fixedly connected to the outer side of the lifting block, an insertion rod is movably connected to the inner side of the adjustment plate, and the insertion rod is movably connected to the drawing board.

[0010] As a preferred embodiment of the utility model, a first pull block is fixedly connected to the left side of the insertion rod, and a second pull block is fixedly connected to the upper side of the movable rod.

[0011] Compared with the prior art, the beneficial effects of the utility model are as follows:

[0012] 1. The utility model provides a lifting screw and a rotating rod, so that the height of the animation board can be adjusted up and down by the lifting screw, and the animation board can be tilted forward and backward by the rotating rod to adjust its angle, thereby avoiding the inconvenience of using the device due to difficulty in adjustment, and improving the adjustability of the device. By providing an adjusting screw, it can drive the clamping plates on both sides to rotate, so that the drawings can be clamped and released by the clamping plates, thereby facilitating the user to replace the drawings, improving the convenience of using the device, and solving the problems of the existing mathematical modeling drawing device that the fixing of drawings is cumbersome and the adjustment is inconvenient.

[0013] 2. The utility model provides the card slot and the card block so that the card block can be driven to rotate by the rotating rod, and the card block and the first bevel gear are fixedly connected so that the card block can stably drive the rotating rod to rotate, thereby improving the stability of the device operation. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] Figure 1 This is the front view of the structure of the utility model;

[0015] Figure 2 This is a top view of the structure of the utility model;

[0016] Figure 3 It is a bottom view of the structure of the utility model.

[0017] In the figure: 1. base; 2. first motor; 3. lifting screw; 4. lifting block; 5. drawing board; 6. second motor; 7. rotating rod; 8. hollow block; 9. first bevel gear; 10. second bevel gear; 11. adjusting screw; 12. synchronous plate; 13. tooth plate; 14. flat gear; 15. clamping plate; 16. fixing block; 17. slot; 18. clamping block; 19. first limit plate; 20. second limit plate; 21. universal wheel; 22. movable slot; 23. movable rod; 24. friction block; 25. adjusting plate; 26. plug rod; 27. first pull block; 28. second pull block. DETAILED DESCRIPTION

[0018] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0019] like Figures 1 to 3 As shown, the utility model provides a drawing device for mathematical modeling, including a base 1, a first motor 2 is fixedly connected to the inner side of the base 1, a lifting screw 3 is fixedly connected to the upper side of the first motor 2, a lifting block 4 is threadedly connected to the outer side of the lifting screw 3, a drawing board 5 is movably connected to the right side of the lifting block 4, a second motor 6 is fixedly connected to the inner side of the base 1, a rotating rod 7 is fixedly connected to the upper side of the second motor 6, a hollow block 8 is movably connected to the outer side of the rotating rod 7, a first bevel gear 9 is movably connected to the inner side of the hollow block 8, and the first bevel gear 9 is meshed on the left side. A second bevel gear 10 is provided, the second bevel gear 10 and the hollow block 8 are movably connected, the second bevel gear 10 and the drawing board 5 are fixedly connected, an adjusting screw 11 is threadedly connected to the inner side of the drawing board 5, a synchronous plate 12 is movably connected to the outer side of the adjusting screw 11, a tooth plate 13 is fixedly connected to the side of the synchronous plate 12 away from each other, a flat gear 14 is meshed with the side of the tooth plate 13 away from each other, a clamping plate 15 is fixedly connected to the lower side of the flat gear 14, a fixed block 16 is fixedly connected to the front side of the drawing board 5, and the fixed block 16 and the clamping plate 15 are movably connected.

[0020] refer to Figure 1 A slot 17 is provided on the inner side of the rotating rod 7 , a block 18 is fixedly connected to the inner side of the first bevel gear 9 , and the block 18 and the slot 17 are movably connected.

[0021] As a technical optimization solution of the utility model, through the setting of the card slot 17 and the card block 18, the card block 18 can be driven to rotate by the rotating rod 7, so that through the fixed connection between the card block 18 and the first bevel gear 9, the card block 18 can stably drive the rotating rod 7 to rotate, thereby improving the stability of the device operation.

[0022] refer to Figure 1 A first limit plate 19 is fixedly connected to the upper side of the lifting screw 3 and the rotating rod 7, and a second limit plate 20 is fixedly connected to the front and rear sides of the adjusting screw 11.

[0023] As a technical optimization solution of the utility model, by setting the first limit plate 19 and the second limit plate 20, the movable range of the lifting block 4 and the hollow block 8 is limited, thereby limiting the movable range of the drawing board 5, thereby improving the stability of the device operation.

[0024] refer to Figure 1 A universal wheel 21 is fixedly connected to the lower side of the base 1, a movable groove 22 is opened on the surface of the base 1, a movable rod 23 is threadedly connected to the inner side of the movable groove 22, and a friction block 24 is movably connected to the lower side of the movable rod 23.

[0025] As a technical optimization solution of the utility model, the device is easy to move by setting the universal wheel 21, the movable groove 22, the movable rod 23 and the friction block 24, and the device is fixed by moving the friction block 24 close to the ground, making the movement and fixation of the device more convenient and improving the convenience of using the device.

[0026] refer to Figure 1 An adjusting plate 25 is fixedly connected to the outer side of the lifting block 4, and an inserting rod 26 is movably connected to the inner side of the adjusting plate 25, and the inserting rod 26 and the drawing board 5 are movably connected.

[0027] As a technical optimization solution of the utility model, by setting the adjustment plate 25 and the insertion rod 26, after the drawing board 5 is rotated to a suitable angle, the adjustment plate 25 and the drawing board 5 can be connected through the insertion rod 26, thereby improving the stability of the device.

[0028] refer to Figure 1 A first pull block 27 is fixedly connected to the left side of the insertion rod 26 , and a second pull block 28 is fixedly connected to the upper side of the movable rod 23 .

[0029] As a technical optimization solution of the present invention, the first pull block 27 and the second pull block 28 are provided to facilitate the movement of the insertion rod 26 and the movable rod 23, thereby improving the convenience of the device.

[0030] The working principle and use process of the utility model are as follows: when using, the device is moved to a suitable position, the movable rod 23 is rotated, and the friction block 24 is driven by the movable rod 23 to move close to the ground, and then the drawing paper is placed between the clamping plate 15 and the drawing board 5, and then the adjusting screw 11 is rotated, and the synchronous plate 12 is driven to move by the adjusting screw 11, and the tooth plate 13 is driven to move by the synchronous plate 12, and the flat gear 14 is driven to rotate by the tooth plate 13, and the clamping plate 15 is driven to rotate to clamp the drawing paper by the flat gear 14, and then the first motor 2 is started, and the first motor 2 is driven by the first motor 2. 2 drives the lifting screw 3 to rotate, drives the lifting block 4 to move through the lifting screw 3, moves the animation board 5 to a suitable height through the lifting block 4, starts the second motor 6, drives the rotating rod 7 to rotate through the second motor 6, drives the card slot 17 to rotate through the rotating rod 7, drives the card block 18 to rotate through the card slot 17, drives the first bevel gear 9 through the card block 18, drives the second bevel gear 10 to rotate through the first bevel gear 9, rotates the animation board 5 to a suitable angle through the second bevel gear 10, and then connects the adjustment plate 25 and the drawing board 5 through the insertion rod 26.

[0031] It should be noted that, in this article, relational terms such as first and second, etc. are only used to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply any such actual relationship or order between these entities or operations. Moreover, the terms "include", "comprise" or any other variants thereof are intended to cover non-exclusive inclusion, so that a process, method, article or device including a series of elements includes not only those elements, but also other elements not explicitly listed, or also includes elements inherent to such process, method, article or device.

[0032] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A drawing device for mathematical modeling, comprising a base (1), characterized in that: The inner side of the base (1) is fixedly connected to a first motor (2); the upper side of the first motor (2) is fixedly connected to a lifting screw (3); the outer side of the lifting screw (3) is threadedly connected to a lifting block (4); the right side of the lifting block (4) is movably connected to a drawing board (5); the inner side of the base (1) is fixedly connected to a second motor (6); the upper side of the second motor (6) is fixedly connected to a rotating rod (7); the outer side of the rotating rod (7) is movably connected to a hollow block (8); the inner side of the hollow block (8) is movably connected to a first bevel gear (9); the left side of the first bevel gear (9) is meshed with a second bevel gear (10); the second The bevel gear (10) and the hollow block (8) are movably connected, the second bevel gear (10) and the drawing board (5) are fixedly connected, the inner side of the drawing board (5) is threadedly connected with an adjusting screw (11), the outer side of the adjusting screw (11) is movably connected with a synchronous plate (12), the side of the synchronous plate (12) away from each other is fixedly connected with a tooth plate (13), the side of the tooth plate (13) away from each other is meshed with a spur gear (14), the lower side of the spur gear (14) is fixedly connected with a clamping plate (15), the front side of the drawing board (5) is fixedly connected with a fixed block (16), and the fixed block (16) and the clamping plate (15) are movably connected.

2. A drawing device for mathematical modeling according to claim 1, characterized in that: A clamping groove (17) is provided on the inner side of the rotating rod (7), a clamping block (18) is fixedly connected to the inner side of the first bevel gear (9), and the clamping block (18) and the clamping groove (17) are movably connected.

3. A drawing device for mathematical modeling according to claim 1, characterized in that: The upper sides of the lifting screw rod (3) and the rotating rod (7) are fixedly connected with a first limit plate (19), and the front and rear sides of the adjusting screw rod (11) are fixedly connected with a second limit plate (20).

4. A drawing device for mathematical modeling according to claim 1, characterized in that: A universal wheel (21) is fixedly connected to the lower side of the base (1); a movable groove (22) is provided on the surface of the base (1); a movable rod (23) is threadedly connected to the inner side of the movable groove (22); and a friction block (24) is movably connected to the lower side of the movable rod (23).

5. A drawing device for mathematical modeling according to claim 4, characterized in that: An adjustment plate (25) is fixedly connected to the outer side of the lifting block (4), an insertion rod (26) is movably connected to the inner side of the adjustment plate (25), and the insertion rod (26) is movably connected to the drawing board (5).

6. A drawing device for mathematical modeling according to claim 5, characterized in that: A first pull block (27) is fixedly connected to the left side of the insertion rod (26), and a second pull block (28) is fixedly connected to the upper side of the movable rod (23).

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